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Message-ID: <20231117083331.06f49852@rorschach.local.home>
Date: Fri, 17 Nov 2023 08:33:31 -0500
From: Steven Rostedt <rostedt@...dmis.org>
To: Kees Cook <keescook@...omium.org>
Cc: Masami Hiramatsu <mhiramat@...nel.org>, Valentin Schneider
 <vschneid@...hat.com>, Chuck Lever <chuck.lever@...cle.com>, Geliang Tang
 <geliang.tang@...e.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 Christophe JAILLET <christophe.jaillet@...adoo.fr>, Thomas Gleixner
 <tglx@...utronix.de>, Arnd Bergmann <arnd@...db.de>,
 linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH] samples: Replace strlcpy() with strscpy()

On Thu, 16 Nov 2023 11:15:10 -0800
Kees Cook <keescook@...omium.org> wrote:

> diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h
> index 1c6b843b8c4e..23f923ccd529 100644
> --- a/samples/trace_events/trace-events-sample.h
> +++ b/samples/trace_events/trace-events-sample.h
> @@ -305,7 +305,7 @@ TRACE_EVENT(foo_bar,
>  	),
>  
>  	TP_fast_assign(
> -		strlcpy(__entry->foo, foo, 10);
> +		strscpy(__entry->foo, foo, 10);
>  		__entry->bar	= bar;
>  		memcpy(__get_dynamic_array(list), lst,
>  		       __length_of(lst) * sizeof(int));

Acked-by: Steven Rostedt (Google) <rostedt@...dmis.org>

-- Steve

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